[INFO] fetching crate kyotocabinet 0.0.6...
[INFO] testing kyotocabinet-0.0.6 against 1.54.0 for beta-1.55-1
[INFO] extracting crate kyotocabinet 0.0.6 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate kyotocabinet 0.0.6 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kyotocabinet 0.0.6
[INFO] finished tweaking crates.io crate kyotocabinet 0.0.6
[INFO] tweaked toml for crates.io crate kyotocabinet 0.0.6 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38009a2338edd0ad5f22182977358c45c19e61393bc0de971d53b95005245dc3
[INFO] running `Command { std: "docker" "start" "-a" "38009a2338edd0ad5f22182977358c45c19e61393bc0de971d53b95005245dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38009a2338edd0ad5f22182977358c45c19e61393bc0de971d53b95005245dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38009a2338edd0ad5f22182977358c45c19e61393bc0de971d53b95005245dc3", kill_on_drop: false }`
[INFO] [stdout] 38009a2338edd0ad5f22182977358c45c19e61393bc0de971d53b95005245dc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1dc113672d922ae8c2eb3116a3f175d16351921ee6eea0277a44da26d6ff341
[INFO] running `Command { std: "docker" "start" "-a" "b1dc113672d922ae8c2eb3116a3f175d16351921ee6eea0277a44da26d6ff341", kill_on_drop: false }`
[INFO] [stderr]    Compiling kyotocabinet v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unique)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ptr::Unique;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]   --> src/lib.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 |     kcdb: Unique<c_void>
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals': use `NonNull` instead and consider `PhantomData<T>` (if you also use `#[may_dangle]`), `Send`, and/or `Sync`
[INFO] [stdout]   --> src/lib.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 Ok(DB {kcdb: Unique::new(db as *mut c_void)})
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint32_t`: Use u32 instead.
[INFO] [stdout]   --> src/lib.rs:35:63
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn kcdbopen(db: *mut KCDB, path: *const c_char, mode: uint32_t) -> int32_t;
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int32_t`: Use i32 instead.
[INFO] [stdout]   --> src/lib.rs:35:76
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn kcdbopen(db: *mut KCDB, path: *const c_char, mode: uint32_t) -> int32_t;
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int32_t`: Use i32 instead.
[INFO] [stdout]   --> src/lib.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn kcdbclose(db: *mut KCDB) -> int32_t;
[INFO] [stdout]    |                                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int32_t`: Use i32 instead.
[INFO] [stdout]   --> src/lib.rs:39:58
[INFO] [stdout]    |
[INFO] [stdout] 39 |                    vbuf: *const c_char, vsiz: size_t) -> int32_t;
[INFO] [stdout]    |                                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'ptr_internals'
[INFO] [stdout]   --> src/lib.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 Ok(DB {kcdb: Unique::new(db as *mut c_void)})
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 Ok(DB {kcdb: Unique::new(db as *mut c_void)})
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Unique`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Unique<_>`
[INFO] [stdout]                 found enum `Option<Unique<_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<libc::c_void>` cannot be dereferenced
[INFO] [stdout]   --> src/lib.rs:89:21
[INFO] [stdout]    |
[INFO] [stdout] 89 |             kcdbset(*self.kcdb,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<libc::c_void>` cannot be dereferenced
[INFO] [stdout]    --> src/lib.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |             kcdbget(*self.kcdb,
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<libc::c_void>` cannot be dereferenced
[INFO] [stdout]    --> src/lib.rs:131:23
[INFO] [stdout]     |
[INFO] [stdout] 131 |             kcdbclose(*self.kcdb);
[INFO] [stdout]     |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0614]: type `Unique<libc::c_void>` cannot be dereferenced
[INFO] [stdout]    --> src/lib.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 |             kcdbdel(*self.kcdb);
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0554, E0614, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kyotocabinet`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b1dc113672d922ae8c2eb3116a3f175d16351921ee6eea0277a44da26d6ff341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1dc113672d922ae8c2eb3116a3f175d16351921ee6eea0277a44da26d6ff341", kill_on_drop: false }`
[INFO] [stdout] b1dc113672d922ae8c2eb3116a3f175d16351921ee6eea0277a44da26d6ff341
